✦ Luna Orbit — Software Engineering

Software Engineer, Accelerator Build Infrastructure

at Anthropic

📍 San Francisco, CA | Seattle, WA Hybrid Posted March 07, 2026
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Position Details

Type Not Specified
Experience mid
Exp. Years 5+ years
Education Not specified
Category Software Engineering

About this role

This role involves maintaining and optimizing build infrastructure and low-level systems for AI systems, requiring expertise in C/C++, build tools, and system debugging.

Key Responsibilities

  • Manage build/packaging systems
  • Diagnose linking issues
  • Optimize system performance
  • Debug low-level system problems
  • Support deep learning infrastructure

Technical Overview

The position focuses on systems-level engineering, build systems (Nix, CMake, Bazel), C/C++ debugging, and deep learning infrastructure support.

Ideal Candidate

The ideal candidate is a systems-level engineer with 5+ years of experience in C/C++ build systems, low-level debugging, and systems optimization. They possess deep knowledge of compilation processes, hardware-software interfaces, and experience with deep learning infrastructure.

Must-Have Skills

Proficiency with build/packaging systems (NixpipCMakeBazelMake)Deep knowledge of C/C++ debuggingExperience managing complex build systemsUnderstanding of compilation and linking processesExperience with system calls and POSIX APIs

Nice-to-Have Skills

Nix experienceEmbedded systemscross compiling/linkingdeep learning frameworks (PyTorchJax)distributed training infrastructure

Tools & Platforms

NixpipCMakeBazelMakereadelfbloatyc++filtnm

Required Skills

C/C++build systemsNixpipCMakeBazelMakelinking issuessymbol resolutionPOSIX APIskernel interfacesreadelfbloatyc++filtnmELFDWARFABIPyTorchJaxdistributed training

Hard Skills

C/C++build systemsNixpipuvCMakeBazelMakelinking issuessymbol resolutiontoolchain/ABI incompatibilitiesPOSIX APIskernel interfacesreadelfbloatyc++filtnmcompilerscross-compilerscompiler flagsELFDWARFABIPyTorchJaxdistributed training

Soft Skills

problem-solvingdebuggingself-directedtechnical communicationcollaboration

Industry & Role

Industry Technology / AI & Machine Learning / Software Development
Job Function Systems-level engineer specializing in build infrastructure and low-level systems optimization

Keywords for Your Resume

build systemsNixpipCMakeBazelMakeC/C++compilerslinking issuessymbol resolutionPOSIX APIskernel interfacesreadelfbloatyc++filtnmELFDWARFABIPyTorchJaxdistributed training

Deal Breakers

Lack of experience with build systems (Nix, CMake, Bazel, Make), No background in low-level systems programming, Less than 5 years of relevant experience, Inability to work with complex C/C++ codebases

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